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2025-12-05 - 19:42
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Fri Dec 05, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
117950610,0irq/26-eth1-rx-0-21swapper/307:05:493
117950600,0irq/26-eth1-rx-0-21swapper/107:05:171
110050560,0irq/25-eth00-21swapper/207:08:152
2991925030,0sleep00-21swapper/007:09:410
30012991615,0cyclictest0-21swapper/309:21:023
30012991514,0cyclictest0-21swapper/310:57:553
30012991512,0cyclictest0-21swapper/309:50:193
3000999150,0cyclictest13967-21sshd09:51:290
3001299140,0cyclictest0-21swapper/310:35:143
30011991413,0cyclictest0-21swapper/211:51:252
30011991411,0cyclictest31144-21sshd12:15:002
3001199140,0cyclictest0-21swapper/210:44:032
30010991413,0cyclictest9245-21sshd12:05:291
30010991411,0cyclictest0-21swapper/112:27:471
30009991413,0cyclictest6857-21sshd11:07:030
30009991413,0cyclictest0-21swapper/010:40:190
3000999140,0cyclictest0-21swapper/010:29:440
1599140,0watchdog/09120-21bash10:55:350
41130,0ktimersoftd/00-21swapper/011:14:500
30012991312,0cyclictest27117-21diskmemload09:59:003
30012991312,0cyclictest0-21swapper/311:39:153
30012991312,0cyclictest0-21swapper/309:38:283
30012991311,0cyclictest0-21swapper/311:41:013
3001299130,0cyclictest0-21swapper/312:37:213
30011991312,0cyclictest0-21swapper/209:17:242
3001199130,0cyclictest31023-21sshd09:21:132
30010991312,0cyclictest0-21swapper/110:10:011
30010991312,0cyclictest0-21swapper/109:54:061
30010991312,0cyclictest0-21swapper/109:43:111
30009991312,0cyclictest15493-21sshd10:30:540
30009991312,0cyclictest0-21swapper/011:31:460
30009991312,0cyclictest0-21swapper/009:58:580
191130,0ktimersoftd/10-21swapper/110:40:341
110050130,0irq/25-eth022503-21sshd11:41:331
110050130,0irq/25-eth00-21swapper/311:31:503
41120,0ktimersoftd/00-21swapper/011:41:530
30012991211,0cyclictest13156-21timerwakeupswit09:15:223
30012991210,0cyclictest31735-21sshd12:15:033
30012991210,0cyclictest0-21swapper/309:03:513
3001299120,0cyclictest0-21swapper/309:44:233
30011991211,0cyclictest0-21swapper/210:48:002
30011991211,0cyclictest0-21swapper/209:35:242
30011991211,0cyclictest0-21swapper/207:25:382
30011991210,0cyclictest0-21swapper/209:25:042
3001199120,0cyclictest0-21swapper/212:34:242
3001199120,0cyclictest0-21swapper/211:49:412
30010991212,0cyclictest14871-21sshd09:34:011
30010991211,0cyclictest27117-21diskmemload10:55:541
30010991211,0cyclictest0-21swapper/109:23:391
30010991210,0cyclictest0-21swapper/109:16:001
3001099120,0cyclictest0-21swapper/111:38:301
3001099120,0cyclictest0-21swapper/110:29:451
3000999129,0cyclictest0-21swapper/009:14:060
30009991211,0cyclictest31415-21bash12:00:240
30009991211,0cyclictest27273-21memory11:35:150
30009991211,0cyclictest0-21swapper/009:36:520
30009991211,0cyclictest0-21swapper/009:23:520
30009991211,0cyclictest0-21swapper/008:40:190
30009991210,0cyclictest0-21swapper/009:27:080
3000999120,0cyclictest0-21swapper/012:31:570
271120,0ktimersoftd/20-21swapper/210:10:212
110050120,0irq/25-eth00-21swapper/012:08:440
41110,0ktimersoftd/00-21swapper/011:01:540
41110,0ktimersoftd/00-21swapper/010:52:400
351110,0ktimersoftd/31451-21nfsd11:05:593
351110,0ktimersoftd/30-21swapper/310:31:473
351110,0ktimersoftd/30-21swapper/308:44:263
30012991111,0cyclictest0-21swapper/311:45:053
30012991111,0cyclictest0-21swapper/309:11:173
30012991110,0cyclictest992-21bash11:14:093
30012991110,0cyclictest9359-21sshd12:22:283
30012991110,0cyclictest7151-21sshd10:01:213
30012991110,0cyclictest602-21sshd10:11:283
30012991110,0cyclictest30788-21bash10:50:323
30012991110,0cyclictest28874-21sshd09:31:563
30012991110,0cyclictest25960-21bash12:07:253
30012991110,0cyclictest19694-21ntp_kernel_err12:10:203
30012991110,0cyclictest19360-21bash10:27:483
30012991110,0cyclictest10712-21bash11:58:113
3001299110,0cyclictest0-21swapper/309:28:073
3001299110,0cyclictest0-21swapper/309:08:353
3001199119,0cyclictest0-21swapper/208:24:052
3001199119,0cyclictest0-21swapper/208:02:422
30011991111,0cyclictest0-21swapper/209:59:482
30011991111,0cyclictest0-21swapper/209:44:352
30011991110,0cyclictest4668-21sshd10:22:342
30011991110,0cyclictest30984-21bash11:39:062
30011991110,0cyclictest30719-21sshd09:32:082
30011991110,0cyclictest30686-21bash12:21:182
30011991110,0cyclictest30283-21sshd12:27:572
30011991110,0cyclictest26861-21sshd11:31:462
30011991110,0cyclictest15367-21bash11:44:212
30011991110,0cyclictest14311-21sshd12:02:122
3001199110,0cyclictest0-21swapper/212:35:312
3001099119,0cyclictest0-21swapper/110:30:211
30010991110,0cyclictest3664-21sshd10:04:381
30010991110,0cyclictest31613-21users09:10:191
30010991110,0cyclictest31487-21sshd10:07:421
30010991110,0cyclictest24268-21bash12:03:421
30010991110,0cyclictest0-21swapper/110:54:451
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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